1st December, 12:13 am Dec 1st

i have an author page on amazon. i am wearing a stegosaurus shirt. i win

This was posted on Tuesday 1st December, 2009 at 12:13 am Pacific.

Read more posts from December 2009.

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This is the personal website of Cal Henderson, Slack co-founder & CTO.

I give occasional talks, write code and sometimes articles.

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